Update app.py

app.py

@@ -366,6 +366,26 @@ def create_interface():
                     variant="primary",
                     size="lg"
                 )
+                sample_videos = []
+                sample_files = ["sample_drone_1.mp4", "sample_drone_2.mp4", "sample_drone_3.mp4"]
+                
+                for sample_file in sample_files:
+                    if os.path.exists(sample_file):
+                        sample_videos.append(sample_file)
+                
+                if sample_videos:
+                    gr.Markdown("**📂 Or try these sample videos:**")
+                    
+                    def load_sample_video(video_path):
+                        return video_path
+                    
+                    with gr.Row():
+                        for i, sample_video in enumerate(sample_videos, 1):
+                            sample_btn = gr.Button(f"📹 Sample {i}", size="sm")
+                            sample_btn.click(
+                                fn=lambda x=sample_video: x,
+                                outputs=input_video
+                            )
             
             with gr.Column():
                 output_video = gr.Video(